What is a solute?
A substance that is dissolved in a solvent to form a solution.
What is a Aqueous solution?
Solutions in which water is the solvent.
What does soluble mean?
Describes a substance that will dissolve in a liquid.
What does insoluble mean?
Describes a substance that will not dissolve in a liquid.
What is a chemical reaction?
A chemical change in which one or more new chemical substances are produced.
What does concentrated mean?
Describes a solution containing a large amount of solute.
What does saturated mean?
Unable to dissolve anymore solute.
What is a suspension?
A mixture of either gas or liquid and an insoluble substance.
What is a sediment?
Insoluble substances that collect at the bottom of a container.
What is filtration?
The process of separating suspended particles from fluid through a filter.
What is a colloid?
A mixture in which extremely small particles of one substance are spread evenly throughout another substance.
What is an emulsion?
A colloid with droplets of one liquid spread evenly through another.
What is decanting?
pouring liquid off the top when sediment has settled to the bottom of the container.
What is sieving?
separating particles of different sizes by allowing the smaller particles to fall through holes in a container.
What is a separating funnel?
a pear-shaped glass container, with a tap at its base, used to separate two liquids that do not mix.
What is centrifuging?
Separating a mixture my rotating it quickly.
What is distillation?
Is the process of which pure water is produced.
What is Evaporation?
Is when water boils.
What is a water condenser?
Cools down steam so it turns in to water.
What does condenses mean?
change state from gas to liquid.
What is distillate/distilled water?
Purified water.
What is Crystallisation?
The left over salt when boiling salt water or other substances when evaporating.
What is reverse osmosis?
The process in purifying large amounts of salt water.
What is osmosis?
Water moves through a very thin membrane from an area of low salt concentration to an area of high salt concentration.
